Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    24/06/2020, 13:38

General

  • Target
    WhatsAppImages.exe
  • Size 721KB
  • Sample200624-fe4dnyv85n
  • SHA256 79aeb20e06ed62c3986034328cd3a6a5e08eb617cba4af679112640f786497da
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Suspicious use of FindShellTrayWindow 5 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 251 IoCs
  • Suspicious use of SetThreadContext 37 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: MapViewOfSection 68 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Adds Run entry to policy start application 2 TTPs 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious behavior: EnumeratesProcesses 910 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    • Checks whether UAC is enabled
    • Suspicious use of SendNotifyMessage
    PID:1312
    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious behavior: EnumeratesProcesses
      PID:1252
      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: MapViewOfSection
        • Suspicious behavior: EnumeratesProcesses
        PID:1384
      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1384 113194
        3⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious behavior: EnumeratesProcesses
        PID:1436
        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
          4⤵
          • Suspicious use of WriteProcessMemory
          • Suspicious use of SetThreadContext
          • Suspicious behavior: MapViewOfSection
          PID:744
          • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
            "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
            5⤵
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious behavior: MapViewOfSection
            PID:1544
          • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
            "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1544 126891
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1672
            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
              6⤵
              • Suspicious use of WriteProcessMemory
              • Suspicious use of SetThreadContext
              • Suspicious behavior: MapViewOfSection
              PID:1792
              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                7⤵
                • Suspicious use of SetThreadContext
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious behavior: MapViewOfSection
                PID:308
              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 308 134550
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:1284
                • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                  "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                  8⤵
                  • Suspicious use of WriteProcessMemory
                  • Suspicious use of SetThreadContext
                  • Suspicious behavior: MapViewOfSection
                  PID:856
                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                    9⤵
                    • Suspicious use of SetThreadContext
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious behavior: MapViewOfSection
                    PID:1576
                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1576 148232
                    9⤵
                      PID:1612
                      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                        10⤵
                        • Suspicious use of SetThreadContext
                        • Suspicious behavior: MapViewOfSection
                        PID:1500
                        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                          11⤵
                          • Suspicious use of SetThreadContext
                          • Suspicious use of AdjustPrivilegeToken
                          • Suspicious behavior: MapViewOfSection
                          PID:1884
                        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1884 155985
                          11⤵
                            PID:1860
                            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                              12⤵
                              • Suspicious use of SetThreadContext
                              • Suspicious behavior: MapViewOfSection
                              PID:1956
                              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                13⤵
                                • Suspicious use of SetThreadContext
                                • Suspicious use of AdjustPrivilegeToken
                                • Suspicious behavior: MapViewOfSection
                                PID:1936
                              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1936 163567
                                13⤵
                                  PID:1064
                                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                    14⤵
                                    • Suspicious use of SetThreadContext
                                    • Suspicious behavior: MapViewOfSection
                                    PID:1736
                                    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                      15⤵
                                      • Suspicious use of SetThreadContext
                                      • Suspicious use of AdjustPrivilegeToken
                                      • Suspicious behavior: MapViewOfSection
                                      PID:612
                                    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 612 177295
                                      15⤵
                                        PID:1480
                                        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                          16⤵
                                          • Suspicious use of SetThreadContext
                                          • Suspicious behavior: MapViewOfSection
                                          PID:1420
                                          • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                            "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                            17⤵
                                            • Suspicious use of SetThreadContext
                                            • Suspicious use of AdjustPrivilegeToken
                                            • Suspicious behavior: MapViewOfSection
                                            PID:1444
                                          • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                            "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1444 184861
                                            17⤵
                                              PID:1096
                                              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                18⤵
                                                • Suspicious use of SetThreadContext
                                                • Suspicious behavior: MapViewOfSection
                                                PID:1072
                                                • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                  "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                  19⤵
                                                  • Suspicious use of SetThreadContext
                                                  • Suspicious use of AdjustPrivilegeToken
                                                  • Suspicious behavior: MapViewOfSection
                                                  PID:1336
                                                • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                  "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1336 192489
                                                  19⤵
                                                    PID:1664
                                                    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                      20⤵
                                                      • Suspicious use of SetThreadContext
                                                      • Suspicious behavior: MapViewOfSection
                                                      PID:644
                                                      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                        21⤵
                                                        • Suspicious use of SetThreadContext
                                                        • Suspicious use of AdjustPrivilegeToken
                                                        • Suspicious behavior: MapViewOfSection
                                                        PID:1788
                                                      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1788 200086
                                                        21⤵
                                                          PID:1260
                                                          • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                            "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                            22⤵
                                                            • Suspicious use of SetThreadContext
                                                            • Suspicious behavior: MapViewOfSection
                                                            PID:1600
                                                            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                              23⤵
                                                              • Suspicious use of SetThreadContext
                                                              • Suspicious use of AdjustPrivilegeToken
                                                              • Suspicious behavior: MapViewOfSection
                                                              PID:1496
                                                            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1496 207777
                                                              23⤵
                                                                PID:1904
                                                                • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                  "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                  24⤵
                                                                  • Suspicious use of SetThreadContext
                                                                  • Suspicious behavior: MapViewOfSection
                                                                  PID:1948
                                                                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                    25⤵
                                                                    • Suspicious use of SetThreadContext
                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                    • Suspicious behavior: MapViewOfSection
                                                                    PID:2020
                                                                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 2020 215390
                                                                    25⤵
                                                                      PID:840
                                                                      • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                        "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                        26⤵
                                                                        • Suspicious use of SetThreadContext
                                                                        • Suspicious behavior: MapViewOfSection
                                                                        PID:2012
                                                                        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                          27⤵
                                                                          • Suspicious use of SetThreadContext
                                                                          • Suspicious use of AdjustPrivilegeToken
                                                                          • Suspicious behavior: MapViewOfSection
                                                                          PID:1472
                                                                        • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                          "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1472 229118
                                                                          27⤵
                                                                            PID:1524
                                                                            • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                              "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                              28⤵
                                                                              • Suspicious use of SetThreadContext
                                                                              • Suspicious behavior: MapViewOfSection
                                                                              PID:1512
                                                                              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                                29⤵
                                                                                • Suspicious use of SetThreadContext
                                                                                • Suspicious use of AdjustPrivilegeToken
                                                                                • Suspicious behavior: MapViewOfSection
                                                                                PID:1420
                                                                              • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                                "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1420 236825
                                                                                29⤵
                                                                                  PID:1608
                                                                                  • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                                    "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                                    30⤵
                                                                                    • Suspicious use of SetThreadContext
                                                                                    PID:1636
                                                                                    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                                      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                                                                      31⤵
                                                                                      • Suspicious use of SetThreadContext
                                                                                      • Suspicious use of AdjustPrivilegeToken
                                                                                      PID:1492
                                                                                    • C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe
                                                                                      "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe" 2 1492 250506
                                                                                      31⤵
                                                                                        PID:1536
                            • C:\Windows\SysWOW64\NAPSTAT.EXE
                              "C:\Windows\SysWOW64\NAPSTAT.EXE"
                              2⤵
                              • System policy modification
                              • Suspicious use of WriteProcessMemory
                              • Suspicious use of SetThreadContext
                              • Suspicious use of AdjustPrivilegeToken
                              • Drops file in Program Files directory
                              • Modifies Internet Explorer settings
                              • Suspicious behavior: MapViewOfSection
                              • Adds Run entry to policy start application
                              PID:1516
                              • C:\Windows\SysWOW64\cmd.exe
                                /c del "C:\Users\Admin\AppData\Local\Temp\WhatsAppImages.exe"
                                3⤵
                                  PID:1092
                                • C:\Program Files\Mozilla Firefox\Firefox.exe
                                  "C:\Program Files\Mozilla Firefox\Firefox.exe"
                                  3⤵
                                    PID:2000
                                • C:\Windows\SysWOW64\wininit.exe
                                  "C:\Windows\SysWOW64\wininit.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1332
                                • C:\Windows\SysWOW64\NAPSTAT.EXE
                                  "C:\Windows\SysWOW64\NAPSTAT.EXE"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1532
                                • C:\Windows\SysWOW64\explorer.exe
                                  "C:\Windows\SysWOW64\explorer.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1540
                                • C:\Windows\SysWOW64\control.exe
                                  "C:\Windows\SysWOW64\control.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1968
                                • C:\Windows\SysWOW64\svchost.exe
                                  "C:\Windows\SysWOW64\svchost.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:336
                                • C:\Windows\SysWOW64\colorcpl.exe
                                  "C:\Windows\SysWOW64\colorcpl.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1264
                                • C:\Windows\SysWOW64\chkdsk.exe
                                  "C:\Windows\SysWOW64\chkdsk.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  • Enumerates system info in registry
                                  PID:1660
                                • C:\Windows\SysWOW64\svchost.exe
                                  "C:\Windows\SysWOW64\svchost.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1036
                                • C:\Windows\SysWOW64\msdt.exe
                                  "C:\Windows\SysWOW64\msdt.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:752
                                • C:\Windows\SysWOW64\msiexec.exe
                                  "C:\Windows\SysWOW64\msiexec.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1920
                                • C:\Windows\SysWOW64\cmmon32.exe
                                  "C:\Windows\SysWOW64\cmmon32.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1668
                                • C:\Windows\SysWOW64\netsh.exe
                                  "C:\Windows\SysWOW64\netsh.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1520
                                • C:\Windows\SysWOW64\msiexec.exe
                                  "C:\Windows\SysWOW64\msiexec.exe"
                                  2⤵
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1096
                                • C:\Windows\SysWOW64\chkdsk.exe
                                  "C:\Windows\SysWOW64\chkdsk.exe"
                                  2⤵
                                    PID:1260

                                Network

                                      MITRE ATT&CK Enterprise v6

                                      Replay Monitor

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                                      Downloads

                                      memory/336-38-0x0000000000100000-0x0000000000108000-memory.dmp

                                      memory/752-64-0x0000000000330000-0x0000000000424000-memory.dmp

                                      memory/1036-56-0x00000000002F0000-0x00000000002F8000-memory.dmp

                                      memory/1096-96-0x0000000000840000-0x0000000000854000-memory.dmp

                                      memory/1264-45-0x0000000000B20000-0x0000000000B38000-memory.dmp

                                      memory/1312-36-0x00000000081C0000-0x00000000082A6000-memory.dmp

                                      memory/1312-3-0x0000000006CC0000-0x0000000006E57000-memory.dmp

                                      memory/1312-61-0x0000000008740000-0x0000000008806000-memory.dmp

                                      memory/1312-94-0x0000000008FB0000-0x0000000009082000-memory.dmp

                                      memory/1312-77-0x0000000008BD0000-0x0000000008D19000-memory.dmp

                                      memory/1332-13-0x00000000003F0000-0x000000000040A000-memory.dmp

                                      memory/1384-0-0x0000000000400000-0x000000000042D000-memory.dmp

                                      memory/1516-6-0x00000000009E0000-0x0000000000A26000-memory.dmp

                                      memory/1516-68-0x0000000003BA0000-0x0000000003CA9000-memory.dmp

                                      memory/1516-11-0x00000000030A0000-0x0000000003216000-memory.dmp

                                      memory/1520-89-0x0000000000A00000-0x0000000000A1B000-memory.dmp

                                      memory/1532-19-0x00000000009E0000-0x0000000000A26000-memory.dmp

                                      memory/1540-26-0x0000000000C70000-0x0000000000EF1000-memory.dmp

                                      memory/1660-50-0x0000000000CA0000-0x0000000000CA7000-memory.dmp

                                      memory/1668-79-0x0000000000920000-0x000000000092D000-memory.dmp

                                      memory/1920-72-0x0000000000BE0000-0x0000000000BF4000-memory.dmp

                                      memory/1968-31-0x00000000007E0000-0x00000000007FF000-memory.dmp

                                      memory/2000-70-0x000000013F300000-0x000000013F393000-memory.dmp